Home / 36,726,046.40-55,089,069.60-19,719,934.40

Finding the Fourth Proportional to 36,726,046.40, 55,089,069.60 and 19,719,934.40

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Solution

The fourth proportional to 36,726,046.40, 55,089,069.60 and 19,719,934.40 is: 29,579,901.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,726,046.40 : 55,089,069.60 = 19,719,934.40 : x
  2. Step 2: Convert to fraction form
    36,726,046.40/55,089,069.60 = 19,719,934.40/x
  3. Step 3: Cross multiply
    36,726,046.40x = 55,089,069.60 × 19,719,934.40
  4. Step 4: Simplify right side
    36,726,046.40x = 1,086,352,838,669,034.12
  5. Step 5: Solve for x
    x = 1,086,352,838,669,034.12/36,726,046.40
  6. Step 6: Final answer
    x = 29,579,901.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.